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Test Index
JEE Main 28 Jan 2025 Shift 2 Paper
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Section:
Chemistry
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Question : 65 of 75
Marks:
+1
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Identify correct statements:
(A) Primary amines do not give diazonium salts when treated with
N
a
N
O
2
\mathrm{NaNO}_2
NaNO
2
in acidic condition.
(B) Aliphatic and aromatic primary amines on heating with
C
H
C
l
3
\mathrm{CHCl}_3
CHCl
3
and ethanolic KOH form carbylamines.
(C) Secondary and tertiary amines also give carbylamine test.
(D) Benzenesulfonyl chloride is known as Hinsberg's reagent.
(E) Tertiary amines reacts with benzenesulfonyl chloride very easily.
Choose the correct answer from the options given below:
[28 Jan 2025 Shift 2]
(D) and (E) only
(A) and (B) only
(B) and (D) only
(B) and (C) only
Validate
Solution:
Primary aromatic amines gives diazonium salt when treated with
N
a
N
O
2
\mathrm{NaNO}_2
NaNO
2
in acidic medium.
Only primary amines give carbylamine test.
Tertiary amines do not react with benzenesulfonyl chloride.
© examsnet.com
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